<template>
  <div>
    <el-dialog v-bind="$attrs" :close-on-click-modal="false" :modal-append-to-body="false" v-on="$listeners" @open="onOpen"
      @close="onClose">
      <el-row :gutter="0">
        <el-form ref="elForm" :model="formData" :rules="rules" size="small" label-width="100px">
          <el-col :span="24">
            <el-form-item label="选项名" prop="label">
              <el-input v-model="formData.label" placeholder="请输入选项名" clearable />
            </el-form-item>
          </el-col>
          <el-col :span="24">
            <el-form-item label="选项值" prop="value">
              <el-input v-model="formData.value" placeholder="请输入选项值" clearable>
                <el-select slot="append" v-model="dataType" :style="{width: '100px'}">
                  <el-option v-for="(item, index) in dataTypeOptions" :key="index" :label="item.label" :value="item.value"
                    :disabled="item.disabled" />
                </el-select>
              </el-input>
            </el-form-item>
          </el-col>
        </el-form>
      </el-row>
      <div slot="footer">
        <el-button type="primary" @click="handelConfirm">确 定</el-button>
        <el-button @click="close">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>
<script>
  import { isNumberStr } from '@/util/index'

  export default {
    components: {},
    inheritAttrs: false,
    props: [],
    data() {
      return {
        id: 100,
        formData: {
          label: undefined,
          value: undefined
        },
        rules: {
          label: [{ required: true, message: '请输入选项名', trigger: 'blur' }],
          value: [{ required: true, message: '请输入选项值', trigger: 'blur' }]
        },
        dataType: 'string',
        dataTypeOptions: [
          { label: '字符串', value: 'string' },
          { label: '数字', value: 'number' }
        ]
      }
    },
    computed: {},
    watch: {
      // eslint-disable-next-line func-names
      'formData.value': function(val) {
        this.dataType = isNumberStr(val) ? 'number' : 'string'
      }
    },
    created() {},
    mounted() {},
    methods: {
      onOpen() {
        this.formData = {
          label: undefined,
          value: undefined
        }
      },
      onClose() {},
      close() {
        this.$emit('update:visible', false)
      },
      handelConfirm() {
        this.$refs.elForm.validate(valid => {
          if (!valid) return
          if (this.dataType === 'number') {
            this.formData.value = parseFloat(this.formData.value)
          }
          this.formData.id = this.id++
          this.$emit('commit', this.formData)
          this.close()
        })
      }
    }
  }
</script>
